“The Year of the Flood” isn’t really a sequel to “Oryx and Crake.”  Instead, it tells the story of Toby and Ren, two members of the cult God’s Gardeners (GG), and how they have been able to survive in the post-apocalyptic world.  It also, thankfully, fleshes out the two decades leading up to the cataclysmic plague from “Oryx and Crake” and manages to fill in the cracks from Snowman/Jimmy’s story.  Toby came to the GG following the traumatic death of her parents, when she dropped […]